1366 - Incorrect integer value: '' for column `mapshopatlogis`.`whos_online`.`customer_id` at row 1

insert into whos_online (customer_id, full_name, session_id, ip_address, time_entry, time_last_click, last_page_url) values ('', 'Guest', 'be383b04b8f838bd4c2b6ca1f6bc95cf', '18.190.153.51', '1713551320', '1713551320', '/product_info.php/language/en/info/p3346_Australien-Reliefkarte.html')

[XT SQL Error]